* {
    padding: 0;
    margin: 0;
    box-sizing: border-box;
}

html {
    height: 100%;
}

body {
    height: 100%;
    display: flex;
    flex-direction: column;
    background-color: #fafafa;
}

ul,
ol {
    list-style: none;
}

a,
u {
    text-decoration: none;
}

b,
strong {
    font-weight: 400;
}

i,
em {
    font-style: normal;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 400;
    font-size: 16px;
}

input {
    border: none;
    outline: none;
}

.bx {
    width: 1200px;
    margin: 0 auto;
}

.clearfix::after {
    content: " ";
    display: block;
    width: 0;
    height: 0;
    overflow: hidden;
    visibility: hidden;
    clear: both;
}

@media all and (max-width:320px) {

    html {
        font-size: 12px;
    }
}

@media all and (min-width:321px) and (max-width:375px) {
    html {
        font-size: 14px;
    }
}

@media all and (min-width:376px) {
    html {
        font-size: 16px;
    }
}

